85329280

素因数分解:

$2^7\times 5^1\times {\mathrm{133327}}^1$

素因数の和:133346

約数の個数: 32

約数和(自身を含む): 203991840

約数和(自身を除く): 118662560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133327, 266654, 533308, 666635, 1066616, 1333270, 2133232, 2666540, 4266464, 5333080, 8532928, 10666160, 17065856, 21332320, 42664640, 85329280]

約数ペア:

[(1, 85329280), (2, 42664640), (4, 21332320), (5, 17065856), (8, 10666160), (10, 8532928), (16, 5333080), (20, 4266464), (32, 2666540), (40, 2133232), (64, 1333270), (80, 1066616), (128, 666635), (160, 533308), (320, 266654), (640, 133327)]